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Desktop vs Cloud Crawling

Screaming Frog vs JetOctopus vs SiteAuditLint: Desktop vs Cloud Crawling

Screaming Frog and SiteAuditLint crawl from your own computer. JetOctopus crawls from the cloud with a monthly page allowance. Compare crawl speed at scale, local RAM limits, team access, and what each model costs.

3 Tools compared0.8.0 SiteAuditLint versionOct 2026 Updated$99 One-time Pro licence
Try the free 100-URL audit

SiteAuditLint comparisons

This comparison is two desktop crawlers against one cloud crawler. Screaming Frog and SiteAuditLint run on your own computer, so crawl size is limited by your hardware and the cost is a licence. JetOctopus runs on its own servers, so it can crawl very large sites quickly without touching your machine, and the cost is a monthly page allowance. Which model wins depends mostly on the size of the sites you audit.

Screaming Frog vs JetOctopus vs SiteAuditLint: at a glance

FeatureScreaming FrogJetOctopusSiteAuditLint
Crawling modelDesktopCloudDesktop
PlatformWindows, macOS, LinuxBrowserWindows
What limits a crawlYour RAM or diskMonthly page allowanceYour RAM or disk
JavaScript renderingYes, paid licenceYes, JS pages count double against the allowanceYes, optional Chromium rendering
Users and projectsPer-user licenceUnlimited seats and projectsPer-machine licence, no project limits
Free option500 URLs per crawlFree trial100 URLs per audit
Entry paid price$279/yearBase package about $337/month$99 one-time

JetOctopus pricing is the published base package checked August 2026: 500,000 crawl pages (or 250,000 JavaScript pages), log lines and Search Console properties, with extra volume billed on top. Confirm current terms with JetOctopus.

Cloud vs desktop crawling

A desktop crawler sends every request from your computer and holds the results on your disk. That makes it quick to start, private, and cheap to repeat, but your laptop has to stay on and the crawl competes with everything else you are doing.

A cloud crawler like JetOctopus sends requests from its own infrastructure. You start the crawl, close the browser, and come back to the results. Several people can open the same crawl, and very large sites are not limited by one machine.

ConsiderationDesktop (Screaming Frog, SiteAuditLint)Cloud (JetOctopus)
Crawl startsInstantly on your PCQueued on vendor servers
Machine needed during crawlYesNo
Data locationYour diskVendor account
Cost driverLicencePages crawled per month
Best forSites up to a few hundred thousand URLs, frequent re-crawlsVery large sites, shared team access

Local RAM limits and how to work around them

The real ceiling for desktop crawling is memory. Screaming Frog handles this with database storage mode, which writes crawl data to disk so a machine with an SSD can crawl millions of URLs. SiteAuditLint stores audits in a local SQLite database and lets you tune parallel requests, the delay between requests, and the URL limit per audit, so a large site can be crawled in sections.

JetOctopus removes the local limit entirely; you pay for it in page allowance instead. For a site under about 100,000 URLs a modern PC rarely struggles, which is why desktop crawlers dominate that range.

Crawl speed at scale

JetOctopus markets very high crawl speeds, quoted at around 200 pages per second, because it can spread requests across servers. Desktop crawlers are limited by your connection and, more often, by how fast the target server is willing to respond.

Raw speed is not always the goal. Many hosts, including Shopify, start returning HTTP 429 "too many requests" when a crawler pushes too hard. SiteAuditLint slows down and retries automatically, and reports any page it could not audit as rate limited rather than broken, so a fast crawl does not produce false errors.

SiteAuditLint URL health report after a desktop crawl, with response codes per URL

URL health after a desktop crawl

SiteAuditLint audit history showing crawl time and URLs per audit

Crawl time and URL totals per audit

Pricing: licence vs page allowance

PeriodScreaming FrogJetOctopus base packageSiteAuditLint Pro
Year 1$279~$4,044$99
Year 3 total$837~$12,132$99

One user for the desktop tools; JetOctopus includes unlimited seats, so its per-person cost falls as a team grows. JetOctopus also bundles log analysis and Search Console data that the desktop licences do not.

Which one should you choose?

Screaming Frog

Choose it for the deepest desktop configuration, database storage for very large crawls, and Mac or Linux support.

Screaming Frog SEO Spider

JetOctopus

Choose it for enterprise sites with hundreds of thousands of pages, shared cloud access, and crawls that never tie up a laptop.

JetOctopus

SiteAuditLint

Consider it for small and mid-size sites on Windows when you want unlimited re-crawls, a ranked Action Plan and audit comparison for $99 once.

See the desktop crawler

Frequently asked questions

Is JetOctopus better than Screaming Frog?

For very large sites and shared team access, JetOctopus's cloud crawler has the edge because it does not depend on one machine's memory. For most sites under a few hundred thousand URLs, Screaming Frog's desktop crawler is faster to start and far cheaper.

How much does JetOctopus cost?

JetOctopus's published base package was about $337 per month in August 2026, covering 500,000 crawl pages or 250,000 JavaScript pages, plus log lines and Search Console properties. Extra volume is billed on top.

How does Screaming Frog crawl large sites without running out of memory?

Screaming Frog's database storage mode writes crawl data to disk instead of RAM, which lets a machine with an SSD crawl millions of URLs.

Is SiteAuditLint a cloud crawler?

No. SiteAuditLint is a Windows desktop crawler. Audits run on your PC and are stored in a local database, with no monthly page allowance on Pro and Agency.

Why do fast crawls sometimes report errors?

Many servers return HTTP 429 when a crawler sends too many requests. SiteAuditLint slows down and retries automatically and labels pages it still cannot fetch as rate limited, not broken.

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